Homework Help: Chemistry

Posted by . on Monday, April 13, 2009 at 2:46pm.

A dry mixture of kno3 and sand could be separated by

1. adding water to the mixture and filtering
2. adding water to the mixture and evaporating
3. heating the mixture to a high temperature
4. cooling the mixture to a low temperature

Chemistry - DrBob222, Monday, April 13, 2009 at 4:48pm
Use a little common sense here. KNO3 is soluble in water, sand isn't.
Chemistry - sam, Sunday, September 18, 2011 at 8:33pm
3

Answer this Question

Related Questions

Science - My answers are at the bottom. Describe the method you would use to ...
Science - Roger made a mixture of salt and sand.Which of the following ...
Chem18 - Coal can be used to generate hydrogen gas by this endothermic reaction...
Science - Describe the method you would use to seperate eachg mixture. Methods: ...
Science - I have been waiting for 30 minutes and noone has answered this ...
chemistry - 51. What is the mass of 4.2 kg of gold when it is transferred to a ...
Science - A mixture is prepared by adding 100 ml of 0.10M Na2CrO4 to 100.ml of...
Science (Asap) - Compare and contrast: When you combine two or more different ...
Sci. - 51. What is the mass of 4.2 kg of gold when it is transferred to a planet...
science - what method of separation would do the best job to separate sand and ...

For Further Reading

First Name:
School Subject:
Answer: